Tree climber



FIG. 1 is a top plan view of a tree climber showing our new design;

FIG. 2 is a left side elevation view thereof, the opposite side being a mirror image of that shown;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a rear elevation view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a top, front, isometric view of our new design. 

The ornamental design for a tree climber, as shown and described. 